<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表格</title>
</head>
<body>
    <table border="1">
        <thead>
            <tr>
                <th colspan="3">标题</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>单元格1</td>
                <td>单元格2</td>
                <td>单元格3</td>
            </tr>
        </tbody>
        <tfoot>
            <tr>
                <td>备注:</td>
                <td colspan="2"></td>
            </tr>
        </tfoot>
    </table>
</body>
</html>
